In the event the Wing is divided into groups, a fourth leading digit will be used to identifythe group.

Alabama Wing aircraft will use a 3 digit call in the format of CAP 1xx, with the last two digits determined by the aircraft tail number or assigned number in case of conflict. When deployed on actual search missions the call sign RESCUE CAP 1xx may beutilized.

Automatic Link Establishing radios will be issued call signs in accordance to the national digital call sign format. The form will be 09XXALCAP.